6 the part following the “if” in an if-then statementpg. 68hypothesis:the part following the “if” in an if-then statementIf it is raining, then I will need my umbrella.Chris Giovanello, LBUSD Math Curriculum Office, 2004

8 the part following the “then” in an if-then statementpg. 68conclusion:the part following the “then” in an if-then statementIf it is raining, then I will need my umbrella.Chris Giovanello, LBUSD Math Curriculum Office, 2004

18 pg. 83Law of Detachment:If a conditional is true and its hypothesis is true, then its conclusion is true.If p  q is a true statement and p is true, then q is true.Chris Giovanello, LBUSD Math Curriculum Office, 2004

20 pg. 83Law of Syllogism:allows you to state a conclusion from two true conditional statements when the conclusion of one statement is the hypotheses of the other.If p  q and q  r are true statements, then p  r is true.Chris Giovanello, LBUSD Math Curriculum Office, 2004

30 Chris Giovanello, LBUSD Math Curriculum Office, 2004linear pair:if two adjacent angles share one side but the two sides they do not share are not opposite rays121 & 2 are a linear pairChris Giovanello, LBUSD Math Curriculum Office, 2004